PowerUp first previewed its smartphone-controlled paper airplane back in 2014, but now its finally available to everyone. The startup has announced that a retail version of its Dart aircraft will ship in February, and is running a pre-order campaign for barebones (just the propeller module and two templates) and standard (wheels and Japanese aerobatic papers) kits that start at $29 and $37 respectively. Higher-priced packs offer additional modules and stands for your aeronautics-mind….Read more